210211200111212 has 6 divisors (see below), whose sum is σ = 367869600194628. Its totient is φ = 105105600055604.

The previous prime is 210211200111161. The next prime is 210211200111239. The reversal of 210211200111212 is 212111002112012.

It is a super-2 number, since 2×210211200111212² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26276400013898 + ... + 26276400013905.

It is an arithmetic number, because the mean of its divisors is an integer number (61311600032438).

Almost surely, 2^{210211200111212} is an apocalyptic number.

It is an amenable number.

210211200111212 is a deficient number, since it is larger than the sum of its proper divisors (157658400083416).

210211200111212 is a wasteful number, since it uses less digits than its factorization.

210211200111212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52552800027807 (or 52552800027805 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 210211200111212 its reverse (212111002112012), we get a palindrome (422322202223224).

The spelling of 210211200111212 in words is "two hundred ten trillion, two hundred eleven billion, two hundred million, one hundred eleven thousand, two hundred twelve".